TA4800AF datasheet(4/10 Pages) TOSHIBA

Numer części	TA4800AF

Szczegółowy opis	1 A Output Current Low Dropout Voltage Regulator

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Producent	TOSHIBA [Toshiba Semiconductor]

Strona internetowa	http://www.semicon.toshiba.co.jp/eng

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4 / 10 page

TA4800AF

2009-09-30

4

Electrical Characteristics

(Unless otherwise specified, VEN = VIN, VOUT = 3.3 V, CIN = 0.33 μF, COUT = 3.3 μF, Tj = 25°C)

Characteristic

Symbol

Test Condition

Min

Typ.

Max

Unit

Reference voltage

VREF

VIN = 4.3 V

1.214

1.245

1.276

V

Line regulation

Reg･line

4.3 V

≤ VIN ≤ 8.3 V,

IOUT = 500 mA

⎯

8

24

mV

Load regulation

Reg･load

VIN = 4.3 V, 5 mA ≤ IOUT ≤ 1 A

⎯

5

20

mV

4.3 V

≤ VIN ≤ 8.3 V,

IOUT = 0 A

⎯

0.85

1.70

Quiescent current

IB

4.3 V

≤ VIN ≤ 8.3 V,

IOUT = 1 A

⎯

10

20

mA

VIN = 2.1 V, IOUT = 0 A

⎯

3.3

4.0

Starting quiescent current

IBstart

VIN = 3.5 V, IOUT = 1 A

⎯

17.0

28.5

mA

Output noise voltage

VNO

VIN = 5.3 V, IOUT = 50 mA,

10 Hz

≤ f ≤ 100 kHz

⎯

100

⎯

μVrms

Ripple rejection

R.R.

VIN = 5.3 V, IOUT = 50 mA,

f

= 120 Hz

⎯

63

⎯

dB

IOUT = 500 mA

⎯

0.32

0.50

Dropout voltage

VD

IOUT = 1 A

⎯

0.69

⎯

V

Average temperature

coefficient of output voltage

TCVO

VIN = 5.3 V, IOUT = 5 mA,

0°C

≤ Tj ≤ 125°C

⎯

0.3

⎯

mV/°C

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